Pope Francis in D.C.

Pope Francis at White House

Pope Francis is visiting Washington, New York City and Philadelphia during his first trip to the United States. The Pope is the first leader of the Roman Catholic Church to address a joint meeting of Congress, including more than 500 lawmakers, Supreme Court justices and top administration officials including Vice President Joe Biden, September 24, 2015.

President Barack Obama (R), first lady Michelle Obama, and Pope Francis wave from a balcony at the White House in Washington, D.C., September 23, 2015.

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Pope Francis at U.S. Capitol

Pope Francis bids farewell to Secretary of State John Kerry as he departs from Washington, D.C. en route to New York City on September 24, 2015 in Joint Base Andrews, Maryland.

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Pope Francis at U.S. Capitol

Spectators on the West Front of the U.S. Capitol building react as Pope Francis makes an appearance on the West Front Speaker's office balcony in Washington, D.C, September 24, 2015.

Pope Francis is the first pope to address a joint meeting of Congress and will finish his tour of Washington later in the day before traveling to New York City.

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Pope Francis at U.S. Capitol

Pope Francis waves to the crowd from the Speakers Balcony at the Capitol in Washington, D.C., September 24, 2015.

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Pope Francis at U.S. Capitol

Spectators on the West Front of the U.S. Capitol building watch a telecast of Pope Francis addressing a joint session of U.S. Congress on September 24, 2015 in Washington, D.C.

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Pope Francis at U.S. Capitol

Pope Francis addresses a joint meeting of Congress in the House Chamber of the U.S. Capitol on September 24, 2015 in Washington, D.C.

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Pope Francis at U.S. Capitol

Pope Francis addresses the U.S. Congress in the House Chamber on Capitol Hill in Washington, D.C., September 24 2015.

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Pope Francis at U.S. Capitol

Mark Perez wears a button bearing the image of Pope Francis while waiting for him to arrive for a visit to Catholic Charities of the Archdiocese of Washington in D.C., September 24, 2015.

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Pope Francis at U.S. Capitol

Pope Francis addresses a joint meeting of the U.S. Congress in the House Chamber of the U.S. Capitol on September 24, 2015 in Washington, D.C.

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Pope Francis at U.S. Capitol

People watch Pope Francis address a Joint Session of Congress in front of the U.S. Capitol in Washington, D.C on September 24, 2015 on the third day of his six-day visit to the U.S.

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Pope Francis at U.S. Capitol

Pope Francis arrives in the House Chamber prior to addressing a joint meeting of the U.S. Congress on Capitol Hill in Washington September 24, 2015.

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Pope Francis at U.S. Capitol

Pope Francis (L) is greeted by U.S. Vice President Joe Biden as the pope arrives in the House Chamber prior to addressing a joint meeting of the U.S. Congress on Capitol Hill in Washington, D.C., September 24, 2015.

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Pope Francis at U.S. Capitol

Pope Francis (C) is applauded as he arrives to give his speech to the U.S. Congress in Washington, D.C., September 24, 2015.

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Pope Francis at U.S. Capitol

People pack the West Lawn of the U.S. Capitol to see Pope Francis appear on the Speaker's balcony before his speech to the U.S. Congress in Washington, September 24 2015.

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Pope Francis at U.S. Capitol

U.S. Secretary of State John Kerry (R) talks with Pope Francis before the pontiff's speech to the U.S. Congress in Washington, D.C., September 24 2015.

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Pope Francis at U.S. Capitol

Pope Francis pauses in front of a sculpture of Spanish-born Franciscan Friar Junipero Serra in Statuary Hall at the U.S. Capitol in Washington D.C., September 24, 2015.

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Pope Francis in Washington

Crowds wait for the arrival of Pope Francis at the Capitol building for his address to Congress in Washington, D.C. on September 24, 2015.

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Pope Francis in Washington

Ruth Bader Ginsburg and other members of the U.S. Supreme Court arrive before Pope Francis addresses the joint session of Congress on September 24, 2014 in Washington, D.C.

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Pope Francis addresses Congress

Former Speaker of the House Newt Gingrich(L) and his wife, Callista, arrive before Pope Francis addresses the joint session of Congress on September 24, 2014 in Washington, D.C.

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Pope Francis at U.S. Capitol

Speaker of the House John Boehner (R-OH) (R) speaks with Pope Francis in the U.S. Capitol building before the Pontiff speaks to a joint meeting of Congress September 24, 2015 in Washington, D.C.

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Pope Francis in Washington

Pope Francis (C) is embraced by a man in the crowd as he departs the Vatican Embassy in Washington on the third day of his first visit to the United States, September 24, 2015.

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Pope Francis in Washington

Pope Francis celebrates Mass at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C. on September 23, 2015.

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Pope Francis in Washington

Members of the public watch as Pope Francis (not pictured) presides over a Canonization Mass for Friar Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C. September 23, 2015.

The canonization of Serra has been controversial for Native Americans.

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Pope Francis in Washington

Pope Francis celebrates the Canonization Mass for Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

Junipero Serra was an 18th century Spanish Franciscan friar who founded a mission in Baja, California to bring Christianity to the indigenous population. This is the first-ever canonization by a Pope on U.S. soil.

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Pope Francis in Washington

People watch a television screen as Pope Francis presides over a Canonization Mass for Friar Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis arrives for the Canonization Mass for Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, DC., September 23, 2015.

Junipero Serra was an 18th century Spanish Franciscan friar who founded a mission in Baja, California to bring Christianity to the indigenous population. This is the first-ever canonization by a Pope on U.S. soil.

Credit: Rob Carr/Getty Images

Pope Francis in Washington

Pope Francis arrives for the Canonization Mass for Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception on September 23, 2015 in Washington, D.C.

Junipero Serra was an 18th century Spanish Franciscan friar who founded a mission in Baja, California to bring Christianity to the indigenous population.

Credit: Rob Carr/Getty Images

Pope Francis in Washington

Worshipers reach out to Pope Francis as he arrives to greet and bless seminarians, novices, and religious guests at the Basilica of the National Shrine of the Immaculate Conception September 23, 2015 in Washington, DC.

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Pope Francis in Washington

Priests attend the Canonization Mass for Friar Junipero Serra by Pope Francis at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis arrives for the Canonization Mass for Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception at the Basilica of the National Shrine of the Immaculate Conception September 23, 2015 in Washington, DC. T

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Pope Francis in Washington

Pope Francis (R) is touched by a nun as he arrives in the Basilica of the National Shrine of the Immaculate Conception for a Canonization Mass for Friar Junipero Serra in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis heads outside to preside over the canonization Mass for Friar Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception at the Basilica of the National Shrine of the Immaculate Conception September 23, 2015 in Washington, DC. The pope began his first trip to the U.S. at the White House and continues on in Washington tomorrow, making an address to a joint meeting of U.S. Congress.

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Pope Francis in Washington

Pope Francis arrives for the Canonization Mass for Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception on September 23, 2015 in Washington, DC. Junipero Serra was an 18th century Spanish Franciscan friar who founded a mission in Baja, California to bring Christianity to the indigenous population.

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Pope Francis in Washington

Pope Francis walks to a Canonization Mass for Friar Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis presides over a Canonization Mass for Friar Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

Credit: Tony Gentile/Reuters

Pope Francis in Washington

Pope Francis dispenses incense while celebrating Mass at the National Shrine of the Immaculate Conception for the canonization of Friar Junipero Serra in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis arrives at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C. on September 23, 2015.

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Cathedral of St. Matthew

Pope Francis attends the Midday Prayer Service at the Cathedral of St. Matthew on September 23, 2015 in Washington, D.C.

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Bishops listen to pope

Bishops listen to Pope Francis speak during the Midday Prayer Service at the Cathedral of St. Matthew on September 23, 2015 in Washington, D.C.

The Pope will celebrate Mass on the grounds of the Basilica of the National Shrine of the Immaculate Conception.

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Pope Francis in Washington

Pope Francis arrives for the Midday Prayer Service with more than 300 American bishops at the Cathedral of St. Matthew the Apostle in Washington, D.C., September 23, 2015.

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Cathedral of St. Matthew

Pope Francis arrives at a midday prayer with U.S. bishops at the Cathedral of St. Matthew the Apostle in Washington, D.C. on September 23, 2015, during the second day of his six-day visit to the U.S.

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Pope Francis in Washington

Pope Francis stands at the alter of the Blessed Sacrament Chapel for a private prayer before participating in the Midday Prayer Service at the Cathedral of St. Matthew in Washington, D.C., September 23, 2015.

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Cathedral of St. Matthew

Pope Francis holds a prayer meeting with the U.S. bishops at Saint Matthew's Cathedral in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Sister Marie of Washington passes through security before Pope Francis celebrates the Canonization Mass for Friar Junipero Serra at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis reaches for a child, Sophie Cruz, during a papal parade in Washington, D.C., September 23, 2015.

Cruz, 5, squeezed through security barriers to deliver a letter asking Francis to help all immigrant children and a t-shirt to the pope.

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Pope Francis in Washington

A picture Sophie Cruz, 5, drew of Pope Francis. The drawing reads, "My friends and I love each other without caring about the color of our skin."

Cruz, a child of undocumented immigrants, came to Washington, D.C. with her father to ask the pope to help immigrant children.

Pope Francis in Washington

Pope Francis in Washington

Pope Francis gives a thumbs up to the crowd as he rides down Constitution Avenue in his popemobile in Washington, D.C. on day two of his first visit to the U.S., September 23, 2015. Pope Francis met with U.S. President Obama earlier in the morning.

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Pope Francis in Washington

Spectators take photos of Pope Francis during a parade on the streets around the Ellipse, south of the White House, September 23, 2015 in Washington, D.C.

Thousands of people gathered near the Ellipse to catch a glimpse of Pope Francis after he addressed an audience of 15,000 invited guests on the South Lawn of the White House during an official arrival ceremony with President Barack Obama.

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Pope Francis & President Obama

President Barack Obama talks with Pope Francis during a meeting in the Oval Office of the White House in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis looks towards President Barack Obama as he speaks during an arrival ceremony for the pope at the White House in Washington, D.C., September 23, 2015.

The pope began his remarks stating, "As the son of an immigrant family, I am happy to be a guest in this country, which was largely built by such families."

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Pope Francis in Washington

Pope Francis speaks as President Barack Obama looks on at the White House on September 23, 2015 in Washington, D.C. The pope said in his speech, "Mr. President, I find it encouraging that you are proposing an initiative for reducing air pollution... Accepting the urgency, it seems clear to me also that climate change is a problem which can no longer be left to a future generation."

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Pope Francis in Washington

President Barack Obama (R) listens as Pope Francis speaks during an arrival ceremony for the pope at the White House in Washington, D.C. on September 23, 2015. The pope invoked the memory of civil rights leader Martin Luther King in saying there was an obligation to improve the world for the millions of people overlooked by the system, "we can say that we have defaulted on a promissory note and now is the time to honor it."

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Pope Francis in Washington

Children take pictures during an arrival ceremony for Pope Francis at the White House in Washington, D.C., September 23, 2015.

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Pope Francis & President Obama

In shaking hands, President Barack Obama told Pope Francis, "For that great gift of hope, Holy Father, we thank you, and welcome you, with joy and gratitude, to the United States of America," at the White House in Washington, D.C. on September 23, 2015.

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President Barack Obama

President Barack Obama speaks alongside Pope Francis during an arrival ceremony on the South Lawn of the White House in Washington, DC, September 23, 2015.

In addressing the pope, President Obama said, "In your humility, your embrace of simplicity, the gentleness of your words and the generosity of your spirit, we see a living example of Jesus' teachings, a leader whose moral authority comes not just through words but also through deeds."

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Pope Francis in Washington

President Barack Obama welcomes Pope Francis to the White House on September 23, 2015 in Washington, D.C.

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Pope Francis in Washington

U.S. President Barack Obama (R) chats with Pope Francis as they watch from onstage as the "Old Guard" fife and drum corps marches past during an official welcome ceremony on the South Lawn at the White House in Washington, D.C., September 23, 2015.

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Pope Francis & President Obama

U.S. President Barack Obama (L) and Pope Francis watch onstage as the "Old Guard" fife and drum corps marches past during an official welcome ceremony on the South Lawn at the White House in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

U.S. President Barack Obama stands with Pope Francis (L) as the pontiff is welcomed to the White House during a ceremony in Washington, D.C., September 23, 2015.

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Pope Francis & President Obama

U.S. President Barack Obama (L) stands with Pope Francis during an arrival ceremony for the pontif at the White House in Washington, September 23, 2015.

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Michelle Obama

First lady Michelle Obama stands with American bishops and members of President Barack Obama's cabinet during an arrival ceremony for Pope Francis at the White House in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

President Barack Obama welcomes Pope Francis to the White House in Washington, D.C., September 23, 2015.

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Pope Francis in Washington

Pope Francis and U.S. President Barack Obama review the U.S. Army's Old Guard Fife and Drum Corps during the arrival ceremony at the White House on September 23, 2015 in Washington, DC. The Pope begins his first trip to the United States at the White House followed by a visit to St. Matthew's Cathedral, and will then hold a Mass on the grounds of the Basilica of the National Shrine of the Immaculate Conception.

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Pope Francis in Washington

People hold flags as they wait for the arrival of Pope Francis at the White House on September 23, 2015 in Washington, D.C.

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Pope Francis in Washington

President Barack Obama welcomes Pope Francis to the White House on September 23, 2015 in Washington, D.C.

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Pope Francis in Washington

President Barack Obama welcomes Pope Francis to the White House on September 23, 2015 in Washington, D.C.

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John Kerry

Secretary of State John Kerry (R) greets clergy as Vice President Joe Biden (R) looks on before the arrival of Pope Francis at the White House on September 23, 2015 in Washington, D.C.

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Pope Francis in Washington

A man kisses Pope Francis while he greets well-wishers outside the Apostolic Nunciature, the Vatican's diplomatic mission in Washington, Wednesday, September 23, 2015, prior to his departure to the White House where President Barack Obama will host a state arrival ceremony.

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Pope Francis in Washington

People wait for the arrival of Pope Francis at the White House on September 23, 2015 in Washington, D.C.

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Pope Francis in Washington

Hundreds of spectators pass through a security check as early as 5 am along the parade route of pope Francis around the Ellipse, south of the White House, September 23, 2015 in Washington, DC. People are gathering near the Ellipse to catch a glimpse of Pope Francis, where he is due to be greeted by President Obama during an official arrival ceremony.

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Pope Francis in Washington

Spectators wait as early as 5 am along the parade route of pope Francis around the Ellipse, south of the White House, September 23, 2015 in Washington, DC. After visiting President Obama at the White House the Pope will step into his popemobile for the parade.

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Pope Francis in America

Pope Francis waves from his car, a Fiat, upon arrival at Joint Base Andrews in Maryland, September 22, 2015, on the start of a 3-day trip to Washington.

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Pope Francis in America

A crowd of supporters cheer as they attend the arrival of Pope Francis at Joint Base Andrews outside Washington on September 22, 2015.

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Pope Francis in America

Pope Francis is escorted by U.S. President Barack Obama, first Lady Michelle Obama and their daughters after arriving from Cuba on September 22, 2015 at Joint Base Andrews, Maryland.

Francis will be visiting Washington, New York City and Philadelphia during his first trip to the United States as pope.

Pope Francis in Washington

Pope Francis in America

Clergy brace for the wind as they stand along the red carpet on the tarmac at Joint Base Andrews in Maryland on Tuesday, September 22, 2015, as the plane carrying Pope Francis arrives.

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Pope Francis in Washington

U.S. President Barack Obama (L) greets Pope Francis (R) upon his arrival September 22, 2015 at Joint Base Andrews in Maryland.

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Pope Francis in Washington

Pope Francis shakes hands with Vice President Joe Biden along with U.S. President Barack Obama, first lady Michelle Obama, and other political and Catholic church leaders after arriving from Cuba September 22, 2015 at Joint Base Andrews, Maryland.

Francis will be visiting Washington, New York City and Philadelphia during his first trip to the United States as Pope.

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Pope Francis in Washington

Pope Francis arrives for the first time in the United States at Joint Base Andrews, Maryland, September 22, 2015.